From 37da2899f40661e3e9631e497da8dc59b971cbd0 Mon Sep 17 00:00:00 2001 From: "Charles.Forsyth" Date: Fri, 22 Dec 2006 17:07:39 +0000 Subject: 20060303a --- emu/port/devindir.c | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 emu/port/devindir.c (limited to 'emu/port/devindir.c') diff --git a/emu/port/devindir.c b/emu/port/devindir.c new file mode 100644 index 00000000..9c214927 --- /dev/null +++ b/emu/port/devindir.c @@ -0,0 +1,35 @@ +#include "dat.h" +#include "fns.h" +#include "error.h" + +static Chan * +indirattach(char *spec) +{ + char *p; + Dev *d; + + if(*spec == 0) + error(Ebadspec); + p = strrchr(spec, '!'); + if(p == nil) + p = ""; + else + *p++ = 0; + d = devbyname(spec); + if(d == nil || d->dc == '*'){ + snprint(up->env->errstr, ERRMAX, "unknown device: %s", spec); + error(up->env->errstr); + } + if(up->env->pgrp->nodevs && + (utfrune("|esDa", d->dc) == nil || d->dc == 's' && *p!='\0')) + error(Enoattach); + return d->attach(p); +} + +Dev indirdevtab = { + '*', + "indir", + + devinit, + indirattach, +}; -- cgit v1.2.3